1989–90 Japan Soccer League

Japan Soccer League
Season	1989–90
	← 1988–89 1990–91 →

League tables

First Division

Nissan won a second title, spurred by increasing links between the team, its parent company and their hometown, Yokohama. Fujita Industries and Hitachi were relegated.

Pos	Team	Pld	W	D	L	GF	GA	GD	Pts	Qualification or relegation
1	Nissan	22	14	5	3	44	26	+18	47	1990–91 Asian Club Championship
2	Yomiuri S.C.	22	13	7	2	36	16	+20	46
3	ANA Club	22	11	7	4	34	19	+15	40
4	Furukawa Electric	22	10	8	4	25	16	+9	38
5	Yamaha Motors	22	9	7	6	23	19	+4	34
6	Honda	22	10	2	10	32	29	+3	32
7	Yanmar Diesel	22	6	9	7	20	23	−3	27
8	Nippon Kokan	22	5	9	8	16	32	−16	24
9	Toshiba	22	4	8	10	20	28	−8	20
10	Matsushita Electric	22	4	7	11	24	31	−7	19
11	Fujita Engineering	22	4	5	13	17	30	−13	17	Relegated to Second Division
12	Hitachi	22	3	4	15	12	26	−14	13	Relegated to Second Division

Source: ^{[citation needed]}

Second Division

Fallen giant Mitsubishi and struggler Toyota Motors returned to the top flight. Mazda Auto Hiroshima, who had been put as an A-squad to rival its parent company, and Teijin went back to their regional leagues (Chugoku and Shikoku, respectively).

Pos	Team	Pld	W	D	L	GF	GA	GD	Pts	Promotion or relegation
1	Mitsubishi Motors	30	22	4	4	89	25	+64	70	Promoted to First Division
2	Toyota Motors	30	22	3	5	84	26	+58	69	Promoted to First Division
3	Mazda	30	20	7	3	62	20	+42	67
4	Kyoto Shiko Club	30	17	9	4	61	28	+33	60
5	Fujitsu	30	17	4	9	58	35	+23	55
6	Sumitomo	30	14	10	6	50	27	+23	52
7	Tanabe Pharmaceuticals	30	15	7	8	44	36	+8	52
8	Kawasaki Steel	30	14	7	9	47	23	+24	49
9	NTT Kanto	30	13	8	9	41	32	+9	47
10	Cosmo Oil	30	8	8	14	38	39	−1	32
11	Toho Titanium	30	6	9	15	26	56	−30	27
12	Kofu Club	30	5	9	16	25	51	−26	24
13	Nippon Steel	30	7	3	20	29	68	−39	24
14	Osaka Gas	30	5	4	21	17	78	−61	19
15	Mazda Auto Hiroshima	30	3	3	24	30	87	−57	12	Relegated to Regional Leagues
16	Teijin SC Matsuyama	30	2	5	23	16	86	−70	11	Relegated to Regional Leagues